+15Jun99=======================================================================
+1. added grepdbg program (so you can search your debug files and get times
+and dates of incidents).
+2. Moved DXVars.pm to DXVars.pm.issue to force new users to cp it to their
+local directory.
+3. added $allowzero to DXProt to allow thru PC19s with zero protocol versions.
+14Jun99=======================================================================
+1. changed IO::File in help and apropos to IO::File
+2. added a check for isa('DXNode') for PC50s
+08Jun99=======================================================================
+1. Started work on the curses based operator console.
+03Jun99=======================================================================
+1. cluster seems to have a memory leak, put DESTROY functions in where
+appropriate.
+2. try to make sure that PC21 commands are not issued inappropriately and
+also reformat PC19 for onward broadcast so that nodes coming in on loops are
+dropped from those broadcasts.
+3. make sure PC16,17,19,21 doen't affect locally connected nodes.
+4. Changed all instances of FileHandle to IO::File.
01Jun99=======================================================================
1. removed a output of an unwanted pc21 for isolated nodes
31May99=======================================================================